11-04-2020
Mathematics

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The measures of 7 of the angles of an octagon are 175, 144, 170, 150, 133, 125, and 153. What is the measure of the eighth interior angle?

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11-04-2020

Answer:

30°

Step-by-step explanation:

formula for total degrees of a polygon (n–2)·180 where n is the number of sides.

octagon has 8 sides

(8-2)·180= 1080°

1080-175-144-170-150-133-125-153=30

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